<template>
  <div style="height: 100vh; overflow:hidden;
       background-image:linear-gradient(135deg,#1352F2,#3C82F5);">
    <el-container style="padding: 30px">
      <el-header>
        <el-row :gutter10px>
          <el-col :span="3">
            <img src="/imgs/login/logo.png" style="height: 50px;width: 100%;">
          </el-col>
          <el-col :span="1">
            <img src="/imgs/login/auto.png" style="height: 50px;width: 100%;">
          </el-col>
          <el-col :span="1">
            <img src="/imgs/login/verticalLine.png" style="height: 50px;width: 100%;">
          </el-col>
          <el-col :span="19">
            <span style="color: #fff; font-weight: bold;font-size: 30px">智慧车辆运营管理系统</span>
          </el-col>
        </el-row>
      </el-header>
      <el-main>
        <el-row>
          <el-col :span="16">
            <img src="/imgs/login/bg.png" style="width: 100%;margin-top: 60px;">
          </el-col>
          <el-col :span="8">
            <el-card style="margin-top: 80px;">
              <h3 style="text-align: center">用户登录</h3>
              <el-form>
                <el-form-item label-position="top" label="用户名">
                  <el-input placeholder="请输入用户名" type="text" v-model="user.username"></el-input>
                </el-form-item>
                <el-form-item label-position="top" label="密码">
                  <el-input placeholder="请输入密码" type="password" v-model="user.password"></el-input>
                </el-form-item>
                <el-form-item>
                  <el-button type="primary" style="width: 100%" @click="login">登录</el-button>
                </el-form-item>
              </el-form>
              <div style="text-align: center;color: #666;font-size: 14px;padding: 10px 0;">
                (体验账号：tom 密码：123456)
              </div>
            </el-card>
          </el-col>
        </el-row>
      </el-main>
    </el-container>
  </div>
</template>

<script setup>
import {ref} from "vue";
import axios from "axios";
import {ElMessage} from "element-plus";
import router from "@/router";

const user=ref({username:'',password:''});
const login=()=>{
  //console.log(user.value);
  // 1. 给后端发送请求,需要借助axios工具，axios 需要导入安装 npm install axios
  axios.post(BASE_URL+'/v1/user/login',user.value).then(
      (response)=>{
        // 2. 发送请求后，服务器处理完毕会给客户端响应结果，前端需要在回调函数中处理这个响应结果
        // response是响应对象，我们可以从响应对象response的data属性中获取到响应数据
        //console.log(response);
        console.log(response.data);//后端返回的JsonResponse
        console.log(response.data.data);// JsonResponse中的data属性->userVO
        //3. 根据后端的响应结果，判断是否登录成功
        if (response.data.code===2000){
          /* localStorage 只能存储字符串类型的键值对 */
          localStorage.setItem('user',JSON.stringify(response.data.data));
          ElMessage.success(response.data.msg);
          // 登录成功后，跳转到首页-》路由跳转
          router.push('/');
        }else {
          ElMessage.error(response.data.msg);
          // 清空表单
          user.value={username:'',password:''};
        }

      }
  )
}

</script>

<style scoped>

</style>